GRB 210706A: Swift observation summary

Mission:	Swift/BAT-GUANO
GRB RA:	312.012°
GRB Dec:	+13.308°
GRB Err:	5.0 arcmin
T0:	2021-07-06 08:17:49 UT
Galactic:	59.29° -18.48°
Galactic N_H:	6.99× 10²⁰ cm^-2
Galactic E(B-V):	0.1050827

Sun distance:	135.78°
Sun angle:	10.25 [hr] (West of Sun)
Moon distance:	103.02°
Visibility of this field.

Data analysed so far:

ObsID: 00021455001 with 2.8 ks exposure.

Source 2 has been manually confirmed as the GRB afterglow; data for this object are now available through the main GRB results area for this GRB.

About ToO analysis.

Find an upper limit.

Sources found so far

So far 2 sources have been found in the XRT data. 0 sources match catalogued sources.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from Swift/BAT-GUANO pos	Exposure	Notes
1 [details]	20h 48m 22.59s312.09412°	+13° 14′ 47.3″13.24647°	8.6′′	Good	6.1′	2.8 ks
Mean XRT rate: 4.2 (+1.8, -1.4) ×10^-3 ct s^-1 Peak XRT rate: 4.2 (+1.8, -1.4) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Products: Light curve \| Expected serendipitous sources: ~0.1 [What is this?] Note: this is extragalactic sources only, whereas the GRB trigger is at b=-18.48°
2 [details]	20h 47m 58.73s311.99471°	+13° 19′ 01.0″13.31694°	3.2′′	Good	1.1′	2.8 ks	The source is fading with 10.0-σ significance.
Mean XRT rate: 1.42 (+0.28, -0.26) ×10^-2 ct s^-1 Peak XRT rate: 1.5 (±0.3) ×10^-2 ct s^-1 RASS PSPC 3-σ upper limit: 0.03 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 7.0 (+1.4, -1.3) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 7.3 (±1.7) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Enhanced position \| Expected serendipitous sources: ~1.96×10^-2 [What is this?] Note: this is extragalactic sources only, whereas the GRB trigger is at b=-18.48°

¹ Radius, 90% confidence.
² Indicates how likely the source is to be real. See the 1SXPS documentation.
^* The position was enhanced using astrometry derived from the Swift UVOT.
^† The position was astrometrically corrected using the XRT sources and the 2MASS catalogue.

Image

Select image style: Draggable PNG | JS9.

Magnify image and make scrollable?

FITS image.

Exposure map

Magnify exposure map and make scrollable?

FITS exposure map.